Home/CVE/Redis is an open source, in-memory database that persists on disk. When using the Redis Lua Debugger, users can send mal
CVE

CVE-2021-32672

Redis is an open source, in-memory database that persists on disk. When using the Redis Lua Debugger, users can send mal

Redis is an open source, in-memory database that persists on disk. When using the Redis Lua Debugger, users can send malformed requests that cause the debugger’s protocol parser to read data beyond the actual buffer. This issue affects all versions of Redis with Lua debugging support (3.2 or newer).

The problem is fixed in versions 6.2.6, 6.0.16 and 5.0.14.

MEDIUM · CVSS 5.3 EPSS 0.00284
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules1 YARA rules0
⬡

Weakness Classification

CWE-125Out-of-bounds Read
CWE-125Out-of-bounds Read
▤

Affected Products & Versions

10
redis>= 3.2.0 and < 5.0.14
redis>= 6.0.0 and < 6.0.16
redis>= 6.2.0 and < 6.2.6
redhat software collectionsall versions
redhat enterprise linuxall versions
debian linuxall versions
fedoraproject fedoraall versions
netapp management services for element softwareall versions
◈

Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighOpenCanary - REDIS Action Command Attempt
▣

Scoring & Timeline

5.3
MEDIUM · CVSS v3.1 · security-advisories@github.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD04 Oct 2021 · 06:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
⚑

Vendor Advisories

10
suse-csafopenSUSE-SU-2024:11563-1
usnUSN-5221-1
suse-csafopenSUSE-SU-2021:3772-1
suse-csafSUSE-SU-2021:3772-1
rhsaRHSA-2021:4618Important
🔗

References & Sources

9
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/redis/redis/commit/6ac3c0b7abd35f37201ed2d6298ecef4ea1ae1ddPatchThird Party Advisory
https://github.com/redis/redis/security/advisories/GHSA-9mj9-xx53-qmxmThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HTYQ5ZF37HNGTZWVNJD3VXP7I6MEEF42/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VL5KXFN3ATM7IIM7Q4O4PWTSRGZ5744Z/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WR5WKJWXD4D6S3DJCZ56V74ESLTDQRAB/
https://security.gentoo.org/glsa/202209-17Third Party Advisory
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